diff --git a/modules/account-lib/src/index.ts b/modules/account-lib/src/index.ts
index 0388bc8151..8ce962f091 100644
--- a/modules/account-lib/src/index.ts
+++ b/modules/account-lib/src/index.ts
@@ -183,8 +183,8 @@ const coinBuilderMap = {
   tzeta: Zeta.TransactionBuilderFactory,
   islm: Islm.TransactionBuilderFactory,
   tislm: Islm.TransactionBuilderFactory,
-  core: Coreum.TransactionBuilderFactory,
-  tcore: Coreum.TransactionBuilderFactory,
+  coreum: Coreum.TransactionBuilderFactory,
+  tcoreum: Coreum.TransactionBuilderFactory,
   arbeth: Arbeth.TransactionBuilder,
   tarbeth: Arbeth.TransactionBuilder,
   opeth: Opeth.TransactionBuilder,